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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
commit | 01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch) | |
tree | b406c5242a088c4f59c6e4b719b783f43aca6ae9 /fs/xfs/libxfs/xfs_da_format.h | |
parent | Adding upstream version 6.7.12. (diff) | |
download | linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.tar.xz linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.zip |
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/xfs/libxfs/xfs_da_format.h')
-rw-r--r-- | fs/xfs/libxfs/xfs_da_format.h | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/fs/xfs/libxfs/xfs_da_format.h b/fs/xfs/libxfs/xfs_da_format.h index f9015f88ec..24f9d1461f 100644 --- a/fs/xfs/libxfs/xfs_da_format.h +++ b/fs/xfs/libxfs/xfs_da_format.h @@ -578,20 +578,25 @@ xfs_dir2_block_leaf_p(struct xfs_dir2_block_tail *btp) #define XFS_ATTR_LEAF_MAPSIZE 3 /* how many freespace slots */ /* - * Entries are packed toward the top as tight as possible. - */ -struct xfs_attr_shortform { - struct xfs_attr_sf_hdr { /* constant-structure header block */ - __be16 totsize; /* total bytes in shortform list */ - __u8 count; /* count of active entries */ - __u8 padding; - } hdr; - struct xfs_attr_sf_entry { - uint8_t namelen; /* actual length of name (no NULL) */ - uint8_t valuelen; /* actual length of value (no NULL) */ - uint8_t flags; /* flags bits (see xfs_attr_leaf.h) */ - uint8_t nameval[]; /* name & value bytes concatenated */ - } list[]; /* variable sized array */ + * Attribute storage when stored inside the inode. + * + * Small attribute lists are packed as tightly as possible so as to fit into the + * literal area of the inode. + * + * These "shortform" attribute forks consist of a single xfs_attr_sf_hdr header + * followed by zero or more xfs_attr_sf_entry structures. + */ +struct xfs_attr_sf_hdr { /* constant-structure header block */ + __be16 totsize; /* total bytes in shortform list */ + __u8 count; /* count of active entries */ + __u8 padding; +}; + +struct xfs_attr_sf_entry { + __u8 namelen; /* actual length of name (no NULL) */ + __u8 valuelen; /* actual length of value (no NULL) */ + __u8 flags; /* flags bits (XFS_ATTR_*) */ + __u8 nameval[]; /* name & value bytes concatenated */ }; typedef struct xfs_attr_leaf_map { /* RLE map of free bytes */ |